LOT 711 | A CRYSTAL OPAL AND DIAMOND RING
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Centering upon a high-domed crystal cabochon opal weighing 3.76 carats, accentuated by the brilliant-cut diamond border, tapered baguette-cut diamond ballerina surround and openwork gallery of scroll motifs, to the plain shank, mounted in platinum, ring size 7¼
Accompanied by a report from the GemResearch Swisslab, stating that the 3.76 carat natural white opal is colorless with play of color in green, violet, blue, red and orange and has no indication of treatments, report no. GRS2014-026441, dated 21st February 2014
Accompanied by a gemological report, stating that the 3.761 carat opal is natural opal, report no. 028430
3.76克拉拱頂形天然蛋白石戒指，配以小鑽，鑲鉑金，戒指尺寸7¼，附GRS證書
ESTIMATES:
HK$ 40,000 - 60,000 US$ 5,000 - 7,500
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